@article{articlebe702962,
title   = {Primordial migration of co-orbital satellites as a mechanism for the horseshoe orbit of Janus –Epimetheus},
author = {Rodríguez, A and Correa-Otto, J. A},
year = {2019},
doi = {10.1093/mnras/stz1428},
journal   = {Monthly Notices of the Royal Astronomical Society}
}